First Author:   François Seck FALL Lereps (University of Toulouse), Associate Researcher at CRES, Dakar, Senegal Francois-Seck.Fall@ut-capitole.fr   Toulouse Cedex, 31042, France   (+33) 5 61 12 87 07(Phone) (+33) 5 61 12 87 07(Fax) http://appliphp.univ-tlse1.fr/LEREPS/spip/ Second Author: Harouna WASSONGMA Laboratoire MAINEGE, Université Ouaga 3S, Burkina Faso wassongmah@yahoo.fr         Third Author: Waly Clément FAYE Direction Nationale de la Microfinance/Sénégal clementfaye@yahoo.fr